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;;; sx-encoding.el --- encoding for stack-mode
;; Copyright (C) 2014 Sean Allred
;; Author: Sean Allred <sallred@calamity.tcs.com>
;; Keywords: help
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;;
;;; Code:
(defcustom sx-encoding-html-entities-plist
'(Aacute "Á" aacute "á" Acirc "Â" acirc "â" acute "´" AElig "Æ" aelig "æ"
Agrave "À" agrave "à" alefsym "ℵ" Alpha "Α" alpha "α" amp "&" and "∧"
ang "∠" apos "'" aring "å" Aring "Å" asymp "≈" atilde "ã" Atilde "Ã"
auml "ä" Auml "Ä" bdquo "„" Beta "Β" beta "β" brvbar "¦" bull "•"
cap "∩" ccedil "ç" Ccedil "Ç" cedil "¸" cent "¢" Chi "Χ" chi "χ"
circ "ˆ" clubs "♣" cong "≅" copy "©" crarr "↵" cup "∪" curren "¤"
Dagger "‡" dagger "†" darr "↓" dArr "⇓" deg "°" Delta "Δ" delta "δ"
diams "♦" divide "÷" eacute "é" Eacute "É" ecirc "ê" Ecirc "Ê" egrave "è"
Egrave "È" empty "∅" emsp " " ensp " " Epsilon "Ε" epsilon "ε" equiv "≡"
Eta "Η" eta "η" eth "ð" ETH "Ð" euml "ë" Euml "Ë" euro "€"
exist "∃" fnof "ƒ" forall "∀" frac12 "½" frac14 "¼" frac34 "¾" frasl "⁄"
Gamma "Γ" gamma "γ" ge "≥" gt ">" harr "↔" hArr "⇔" hearts "♥"
hellip "…" iacute "í" Iacute "Í" icirc "î" Icirc "Î" iexcl "¡" igrave "ì"
Igrave "Ì" image "ℑ" infin "∞" int "∫" Iota "Ι" iota "ι" iquest "¿"
isin "∈" iuml "ï" Iuml "Ï" Kappa "Κ" kappa "κ" Lambda "Λ" lambda "λ"
lang "〈" laquo "«" larr "←" lArr "⇐" lceil "⌈" ldquo "“" le "≤"
lfloor "⌊" lowast "∗" loz "◊" lrm "" lsaquo "‹" lsquo "‘" lt "<"
macr "¯" mdash "—" micro "µ" middot "·" minus "−" Mu "Μ" mu "μ"
nabla "∇" nbsp "" ndash "–" ne "≠" ni "∋" not "¬" notin "∉"
nsub "⊄" ntilde "ñ" Ntilde "Ñ" Nu "Ν" nu "ν" oacute "ó" Oacute "Ó"
ocirc "ô" Ocirc "Ô" OElig "Œ" oelig "œ" ograve "ò" Ograve "Ò" oline "‾"
omega "ω" Omega "Ω" Omicron "Ο" omicron "ο" oplus "⊕" or "∨" ordf "ª"
ordm "º" oslash "ø" Oslash "Ø" otilde "õ" Otilde "Õ" otimes "⊗" ouml "ö"
Ouml "Ö" para "¶" part "∂" permil "‰" perp "⊥" Phi "Φ" phi "φ"
Pi "Π" pi "π" piv "ϖ" plusmn "±" pound "£" Prime "″" prime "′"
prod "∏" prop "∝" Psi "Ψ" psi "ψ" quot "\"" radic "√" rang "〉"
raquo "»" rarr "→" rArr "⇒" rceil "⌉" rdquo "”" real "ℜ" reg "®"
rfloor "⌋" Rho "Ρ" rho "ρ" rlm "" rsaquo "›" rsquo "’" sbquo "‚"
scaron "š" Scaron "Š" sdot "⋅" sect "§" shy "" Sigma "Σ" sigma "σ"
sigmaf "ς" sim "∼" spades "♠" sub "⊂" sube "⊆" sum "∑" sup "⊃"
sup1 "¹" sup2 "²" sup3 "³" supe "⊇" szlig "ß" Tau "Τ" tau "τ"
there4 "∴" Theta "Θ" theta "θ" thetasym "ϑ" thinsp " " thorn "þ" THORN "Þ"
tilde "˜" times "×" trade "™" uacute "ú" Uacute "Ú" uarr "↑" uArr "⇑"
ucirc "û" Ucirc "Û" ugrave "ù" Ugrave "Ù" uml "¨" upsih "ϒ" Upsilon "Υ"
upsilon "υ" uuml "ü" Uuml "Ü" weierp "℘" Xi "Ξ" xi "ξ" yacute "ý"
Yacute "Ý" yen "¥" yuml "ÿ" Yuml "Ÿ" Zeta "Ζ" zeta "ζ" zwj "" zwnj "")
"Plist of html entities to replace when displaying question titles and other text."
:type '(repeat (choice symbol string))
:group 'sx)
(defun sx-encoding-decode-entities (string)
(let* ((plist sx-encoding-html-entities-plist)
(get-function (lambda (s) (let ((ss (substring s 1 -1)))
;; Handle things like "
(or (plist-get plist (intern ss))
;; Handle things like '
(format "%c" (string-to-number
(substring ss 1))))))))
(replace-regexp-in-string "&[^; ]*;" get-function string)))
(provide 'sx-encoding)
;;; sx-encoding.el ends here
;; Local Variables:
;; indent-tabs-mode: nil
;; End:
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